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Knight Hawk Coal, LLC

Bituminous Coal And Lignite - Surface, Cutler, Illinois. NPDES permit IL0077658 expired Jun 30, 2024; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 25 days after each period: outfall 002 form 1 quarterly (28 values), outfall 002 form 2 quarterly (16 values), outfall 002 form 3 quarterly (14 values), outfall 002 form 4 quarterly (28 values), outfall 003 form 1 quarterly (26 values), outfall 003 form 2 quarterly (16 values), and 22 more forms
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 200 reports late

Limits in force (632)

ParameterStatisticLimitMonthsOutfall
pHminimum≥ 6.5 SUall year002
pHminimum≥ 6.5 SUall year002
pHquarterly minimum≥ 6 SUall year002
pHquarterly minimum≥ 6 SUall year002
pHminimum≥ 6.5 SUall year002
pHminimum≥ 6.5 SUall year002
pHquarterly minimum≥ 6 SUall year002
pHquarterly minimum≥ 6 SUall year002
pHmaximum≤ 9 SUall year002
pHmaximum≤ 9 SUall year002
pHquarterly maximum≤ 9 SUall year002
pHquarterly maximum≤ 9 SUall year002
pHmaximum≤ 9 SUall year002
pHmaximum≤ 9 SUall year002
pHquarterly maximum≤ 9 SUall year002
pHquarterly maximum≤ 9 SUall year002
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year002
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year002
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year002
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year002
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year002
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year002
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year002
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year002
Solids, total suspended30-day average≤ 35 mg/Lall year002
Solids, total suspended30-day average≤ 35 mg/Lall year002
Solids, total suspended30-day average≤ 35 mg/Lall year002
Solids, total suspended30-day average≤ 35 mg/Lall year002
Solids, total suspendeddaily maximum≤ 70 mg/Lall year002
Solids, total suspendeddaily maximum≤ 70 mg/Lall year002
Solids, total suspendeddaily maximum≤ 70 mg/Lall year002
Solids, total suspendeddaily maximum≤ 70 mg/Lall year002
Solids, settleablequarterly maximum≤ .5 mL/Lall year002
Solids, settleablequarterly maximum≤ .5 mL/Lall year002
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year002
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year002
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year002
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year002
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year002
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year002
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year002
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year002
Chloride [as Cl]daily maximum≤ 500 mg/Lall year002
Chloride [as Cl]daily maximum≤ 500 mg/Lall year002
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year002
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year002
Chloride [as Cl]daily maximum≤ 500 mg/Lall year002
Chloride [as Cl]daily maximum≤ 500 mg/Lall year002
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year002
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year002
Sulfate, total [as SO4]daily maximum≤ 1700 mg/Lall year002
Sulfate, total [as SO4]daily maximum≤ 1700 mg/Lall year002
Sulfate, total [as SO4]quarterly maximum≤ 1700 mg/Lall year002
Sulfate, total [as SO4]quarterly maximum≤ 1700 mg/Lall year002
Sulfate, total [as SO4]daily maximum≤ 1700 mg/Lall year002
Sulfate, total [as SO4]daily maximum≤ 1700 mg/Lall year002
Sulfate, total [as SO4]quarterly maximum≤ 1700 mg/Lall year002
Sulfate, total [as SO4]quarterly maximum≤ 1700 mg/Lall year002
Arsenic, total [as As]daily maximumreport only (mg/L)all year002
Arsenic, total [as As]daily maximumreport only (mg/L)all year002
Barium, total [as Ba]daily maximumreport only (mg/L)all year002
Barium, total [as Ba]daily maximumreport only (mg/L)all year002
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year002
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year002
Chromium, hexavalent [as Cr]daily maximumreport only (mg/L)all year002
Chromium, hexavalent [as Cr]daily maximumreport only (mg/L)all year002
Chromium, total [as Cr]daily maximumreport only (mg/L)all year002
Chromium, total [as Cr]daily maximumreport only (mg/L)all year002
Copper, total [as Cu]daily maximumreport only (mg/L)all year002
Copper, total [as Cu]daily maximumreport only (mg/L)all year002
Iron, total [as Fe]30-day average≤ 3 mg/Lall year002
Iron, total [as Fe]30-day average≤ 3 mg/Lall year002
Iron, total [as Fe]30-day average≤ 3 mg/Lall year002
Iron, total [as Fe]30-day average≤ 3 mg/Lall year002
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year002
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year002
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year002
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year002
Lead, total [as Pb]daily maximumreport only (mg/L)all year002
Lead, total [as Pb]daily maximumreport only (mg/L)all year002
Manganese, total [as Mn]daily maximum≤ 1 mg/Lall year002
Manganese, total [as Mn]daily maximum≤ 1 mg/Lall year002
Manganese, total [as Mn]daily maximum≤ 1 mg/Lall year002
Manganese, total [as Mn]daily maximum≤ 1 mg/Lall year002
Manganese, total [as Mn]daily maximumreport only (mg/L)all year002
Manganese, total [as Mn]daily maximumreport only (mg/L)all year002
Nickel, total [as Ni]daily maximumreport only (mg/L)all year002
Nickel, total [as Ni]daily maximumreport only (mg/L)all year002
Silver, total [as Ag]daily maximumreport only (mg/L)all year002
Silver, total [as Ag]daily maximumreport only (mg/L)all year002
Zinc, total [as Zn]daily maximumreport only (mg/L)all year002
Zinc, total [as Zn]daily maximumreport only (mg/L)all year002
Selenium, total [as Se]daily maximumreport only (ug/L)all year002
Selenium, total [as Se]daily maximumreport only (ug/L)all year002
Phenolics, total recoverabledaily maximumreport only (mg/L)all year002
Phenolics, total recoverabledaily maximumreport only (mg/L)all year002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
Mercury, total [as Hg]daily maximumreport only (ng/L)all year002
Mercury, total [as Hg]daily maximumreport only (ng/L)all year002
pHminimum≥ 6.5 SUall year003
pHminimum≥ 6.5 SUall year003
pHquarterly minimum≥ 6 SUall year003
pHquarterly minimum≥ 6 SUall year003
pHquarterly minimum≥ 6 SUall year003
pHquarterly minimum≥ 6 SUall year003
pHminimum≥ 6.5 SUall year003
pHminimum≥ 6.5 SUall year003
pHmaximum≤ 9 SUall year003
pHmaximum≤ 9 SUall year003
pHquarterly maximum≤ 9 SUall year003
pHquarterly maximum≤ 9 SUall year003
pHquarterly maximum≤ 9 SUall year003
pHquarterly maximum≤ 9 SUall year003
pHmaximum≤ 9 SUall year003
pHmaximum≤ 9 SUall year003
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year003
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year003
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year003
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year003
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year003
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year003
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year003
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year003
Solids, total suspended30-day average≤ 35 mg/Lall year003
Solids, total suspended30-day average≤ 35 mg/Lall year003
Solids, total suspended30-day average≤ 35 mg/Lall year003
Solids, total suspended30-day average≤ 35 mg/Lall year003
Solids, total suspendeddaily maximum≤ 70 mg/Lall year003
Solids, total suspendeddaily maximum≤ 70 mg/Lall year003
Solids, total suspendeddaily maximum≤ 70 mg/Lall year003
Solids, total suspendeddaily maximum≤ 70 mg/Lall year003
Solids, settleablequarterly maximum≤ .5 mL/Lall year003
Solids, settleablequarterly maximum≤ .5 mL/Lall year003
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year003
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year003
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year003
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year003
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year003
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year003
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year003
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year003
Chloride [as Cl]daily maximum≤ 500 mg/Lall year003
Chloride [as Cl]daily maximum≤ 500 mg/Lall year003
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year003
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year003
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year003
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year003
Chloride [as Cl]daily maximum≤ 500 mg/Lall year003
Chloride [as Cl]daily maximum≤ 500 mg/Lall year003
Sulfate, total [as SO4]daily maximum≤ 1500 mg/Lall year003
Sulfate, total [as SO4]daily maximum≤ 1500 mg/Lall year003
Sulfate, total [as SO4]quarterly maximum≤ 1500 mg/Lall year003
Sulfate, total [as SO4]quarterly maximum≤ 1500 mg/Lall year003
Sulfate, total [as SO4]quarterly maximum≤ 1500 mg/Lall year003
Sulfate, total [as SO4]quarterly maximum≤ 1500 mg/Lall year003
Sulfate, total [as SO4]daily maximum≤ 1500 mg/Lall year003
Sulfate, total [as SO4]daily maximum≤ 1500 mg/Lall year003
Iron, total [as Fe]30-day average≤ 3 mg/Lall year003
Iron, total [as Fe]30-day average≤ 3 mg/Lall year003
Iron, total [as Fe]30-day average≤ 3 mg/Lall year003
Iron, total [as Fe]30-day average≤ 3 mg/Lall year003
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year003
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year003
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year003
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year003
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year003
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year003
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year003
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year003
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year003
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year003
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year003
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year003
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003
pHquarterly minimum≥ 6 SUall year004
pHquarterly minimum≥ 6 SUall year004
pHquarterly minimum≥ 6 SUall year004
pHquarterly minimum≥ 6 SUall year004
pHminimum≥ 6.5 SUall year004
pHminimum≥ 6.5 SUall year004
pHminimum≥ 6.5 SUall year004
pHminimum≥ 6.5 SUall year004
pHquarterly maximum≤ 9 SUall year004
pHquarterly maximum≤ 9 SUall year004
pHquarterly maximum≤ 9 SUall year004
pHquarterly maximum≤ 9 SUall year004
pHmaximum≤ 9 SUall year004
pHmaximum≤ 9 SUall year004
pHmaximum≤ 9 SUall year004
pHmaximum≤ 9 SUall year004
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year004
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year004
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year004
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year004
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year004
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year004
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year004
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year004
Solids, total suspended30-day average≤ 35 mg/Lall year004
Solids, total suspended30-day average≤ 35 mg/Lall year004
Solids, total suspended30-day average≤ 35 mg/Lall year004
Solids, total suspended30-day average≤ 35 mg/Lall year004
Solids, total suspendeddaily maximum≤ 70 mg/Lall year004
Solids, total suspendeddaily maximum≤ 70 mg/Lall year004
Solids, total suspendeddaily maximum≤ 70 mg/Lall year004
Solids, total suspendeddaily maximum≤ 70 mg/Lall year004
Solids, settleablequarterly maximum≤ .5 mL/Lall year004
Solids, settleablequarterly maximum≤ .5 mL/Lall year004
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year004
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year004
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year004
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year004
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year004
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year004
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year004
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year004
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year004
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year004
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year004
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year004
Chloride [as Cl]daily maximum≤ 500 mg/Lall year004
Chloride [as Cl]daily maximum≤ 500 mg/Lall year004
Chloride [as Cl]daily maximum≤ 500 mg/Lall year004
Chloride [as Cl]daily maximum≤ 500 mg/Lall year004
Sulfate, total [as SO4]quarterly maximum≤ 1000 mg/Lall year004
Sulfate, total [as SO4]quarterly maximum≤ 1000 mg/Lall year004
Sulfate, total [as SO4]quarterly maximum≤ 1000 mg/Lall year004
Sulfate, total [as SO4]quarterly maximum≤ 1000 mg/Lall year004
Sulfate, total [as SO4]daily maximum≤ 1000 mg/Lall year004
Sulfate, total [as SO4]daily maximum≤ 1000 mg/Lall year004
Sulfate, total [as SO4]daily maximum≤ 1000 mg/Lall year004
Sulfate, total [as SO4]daily maximum≤ 1000 mg/Lall year004
Iron, total [as Fe]30-day average≤ 3 mg/Lall year004
Iron, total [as Fe]30-day average≤ 3 mg/Lall year004
Iron, total [as Fe]30-day average≤ 3 mg/Lall year004
Iron, total [as Fe]30-day average≤ 3 mg/Lall year004
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year004
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year004
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year004
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year004
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year004
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year004
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year004
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year004
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year004
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year004
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year004
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year004
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004
pHquarterly minimum≥ 6 SUall year007
pHquarterly minimum≥ 6 SUall year007
pHminimum≥ 6.5 SUall year007
pHminimum≥ 6.5 SUall year007
pHquarterly minimum≥ 6 SUall year007
pHquarterly minimum≥ 6 SUall year007
pHminimum≥ 6.5 SUall year007
pHminimum≥ 6.5 SUall year007
pHquarterly maximum≤ 9 SUall year007
pHquarterly maximum≤ 9 SUall year007
pHmaximum≤ 9 SUall year007
pHmaximum≤ 9 SUall year007
pHquarterly maximum≤ 9 SUall year007
pHquarterly maximum≤ 9 SUall year007
pHmaximum≤ 9 SUall year007
pHmaximum≤ 9 SUall year007
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year007
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year007
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year007
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year007
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year007
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year007
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year007
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year007
Solids, total suspended30-day average≤ 35 mg/Lall year007
Solids, total suspended30-day average≤ 35 mg/Lall year007
Solids, total suspended30-day average≤ 35 mg/Lall year007
Solids, total suspended30-day average≤ 35 mg/Lall year007
Solids, total suspendeddaily maximum≤ 70 mg/Lall year007
Solids, total suspendeddaily maximum≤ 70 mg/Lall year007
Solids, total suspendeddaily maximum≤ 70 mg/Lall year007
Solids, total suspendeddaily maximum≤ 70 mg/Lall year007
Solids, settleablequarterly maximum≤ .5 mL/Lall year007
Solids, settleablequarterly maximum≤ .5 mL/Lall year007
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year007
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year007
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year007
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year007
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year007
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year007
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year007
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year007
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year007
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year007
Chloride [as Cl]daily maximum≤ 500 mg/Lall year007
Chloride [as Cl]daily maximum≤ 500 mg/Lall year007
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year007
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year007
Chloride [as Cl]daily maximum≤ 500 mg/Lall year007
Chloride [as Cl]daily maximum≤ 500 mg/Lall year007
Sulfate, total [as SO4]quarterly maximum≤ 1850 mg/Lall year007
Sulfate, total [as SO4]quarterly maximum≤ 1850 mg/Lall year007
Sulfate, total [as SO4]daily maximum≤ 1850 mg/Lall year007
Sulfate, total [as SO4]daily maximum≤ 1850 mg/Lall year007
Sulfate, total [as SO4]quarterly maximum≤ 1850 mg/Lall year007
Sulfate, total [as SO4]quarterly maximum≤ 1850 mg/Lall year007
Sulfate, total [as SO4]daily maximum≤ 1850 mg/Lall year007
Sulfate, total [as SO4]daily maximum≤ 1850 mg/Lall year007
Arsenic, total [as As]daily maximumreport only (mg/L)all year007
Arsenic, total [as As]daily maximumreport only (mg/L)all year007
Barium, total [as Ba]daily maximumreport only (mg/L)all year007
Barium, total [as Ba]daily maximumreport only (mg/L)all year007
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year007
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year007
Chromium, hexavalent [as Cr]daily maximumreport only (mg/L)all year007
Chromium, hexavalent [as Cr]daily maximumreport only (mg/L)all year007
Chromium, total [as Cr]daily maximumreport only (mg/L)all year007
Chromium, total [as Cr]daily maximumreport only (mg/L)all year007
Copper, total [as Cu]daily maximumreport only (mg/L)all year007
Copper, total [as Cu]daily maximumreport only (mg/L)all year007
Iron, total [as Fe]30-day average≤ 3 mg/Lall year007
Iron, total [as Fe]30-day average≤ 3 mg/Lall year007
Iron, total [as Fe]30-day average≤ 3 mg/Lall year007
Iron, total [as Fe]30-day average≤ 3 mg/Lall year007
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year007
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year007
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year007
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year007
Lead, total [as Pb]daily maximumreport only (mg/L)all year007
Lead, total [as Pb]daily maximumreport only (mg/L)all year007
Manganese, total [as Mn]30-day average≤ 2 mg/Lall year007
Manganese, total [as Mn]30-day average≤ 2 mg/Lall year007
Manganese, total [as Mn]30-day average≤ 2 mg/Lall year007
Manganese, total [as Mn]30-day average≤ 2 mg/Lall year007
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year007
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year007
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year007
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year007
Manganese, total [as Mn]daily maximumreport only (mg/L)all year007
Manganese, total [as Mn]daily maximumreport only (mg/L)all year007
Nickel, total [as Ni]daily maximumreport only (mg/L)all year007
Nickel, total [as Ni]daily maximumreport only (mg/L)all year007
Silver, total [as Ag]daily maximumreport only (mg/L)all year007
Silver, total [as Ag]daily maximumreport only (mg/L)all year007
Zinc, total [as Zn]daily maximumreport only (mg/L)all year007
Zinc, total [as Zn]daily maximumreport only (mg/L)all year007
Selenium, total [as Se]daily maximumreport only (ug/L)all year007
Selenium, total [as Se]daily maximumreport only (ug/L)all year007
Phenolics, total recoverabledaily maximumreport only (mg/L)all year007
Phenolics, total recoverabledaily maximumreport only (mg/L)all year007
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year007
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year007
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year007
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year007
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year007
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year007
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year007
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year007
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year007
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year007
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year007
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year007
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year007
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year007
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year007
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year007
Mercury, total [as Hg]daily maximumreport only (ng/L)all year007
Mercury, total [as Hg]daily maximumreport only (ng/L)all year007
pHquarterly minimum≥ 6 SUall year008
pHquarterly minimum≥ 6 SUall year008
pHminimum≥ 6.5 SUall year008
pHminimum≥ 6.5 SUall year008
pHquarterly minimum≥ 6 SUall year008
pHquarterly minimum≥ 6 SUall year008
pHminimum≥ 6.5 SUall year008
pHminimum≥ 6.5 SUall year008
pHquarterly maximum≤ 9 SUall year008
pHquarterly maximum≤ 9 SUall year008
pHmaximum≤ 9 SUall year008
pHmaximum≤ 9 SUall year008
pHquarterly maximum≤ 9 SUall year008
pHquarterly maximum≤ 9 SUall year008
pHmaximum≤ 9 SUall year008
pHmaximum≤ 9 SUall year008
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year008
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year008
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year008
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year008
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year008
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year008
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year008
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year008
Solids, total suspended30-day average≤ 35 mg/Lall year008
Solids, total suspended30-day average≤ 35 mg/Lall year008
Solids, total suspended30-day average≤ 35 mg/Lall year008
Solids, total suspended30-day average≤ 35 mg/Lall year008
Solids, total suspendeddaily maximum≤ 70 mg/Lall year008
Solids, total suspendeddaily maximum≤ 70 mg/Lall year008
Solids, total suspendeddaily maximum≤ 70 mg/Lall year008
Solids, total suspendeddaily maximum≤ 70 mg/Lall year008
Solids, settleablequarterly maximum≤ .5 mL/Lall year008
Solids, settleablequarterly maximum≤ .5 mL/Lall year008
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year008
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year008
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year008
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year008
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year008
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year008
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year008
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year008
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year008
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year008
Chloride [as Cl]daily maximum≤ 500 mg/Lall year008
Chloride [as Cl]daily maximum≤ 500 mg/Lall year008
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year008
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year008
Chloride [as Cl]daily maximum≤ 500 mg/Lall year008
Chloride [as Cl]daily maximum≤ 500 mg/Lall year008
Sulfate, total [as SO4]quarterly maximum≤ 1850 mg/Lall year008
Sulfate, total [as SO4]quarterly maximum≤ 1850 mg/Lall year008
Sulfate, total [as SO4]daily maximum≤ 1850 mg/Lall year008
Sulfate, total [as SO4]daily maximum≤ 1850 mg/Lall year008
Sulfate, total [as SO4]quarterly maximum≤ 1850 mg/Lall year008
Sulfate, total [as SO4]quarterly maximum≤ 1850 mg/Lall year008
Sulfate, total [as SO4]daily maximum≤ 1850 mg/Lall year008
Sulfate, total [as SO4]daily maximum≤ 1850 mg/Lall year008
Arsenic, total [as As]daily maximumreport only (mg/L)all year008
Arsenic, total [as As]daily maximumreport only (mg/L)all year008
Barium, total [as Ba]daily maximumreport only (mg/L)all year008
Barium, total [as Ba]daily maximumreport only (mg/L)all year008
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year008
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year008
Chromium, hexavalent [as Cr]daily maximumreport only (mg/L)all year008
Chromium, hexavalent [as Cr]daily maximumreport only (mg/L)all year008
Chromium, total [as Cr]daily maximumreport only (mg/L)all year008
Chromium, total [as Cr]daily maximumreport only (mg/L)all year008
Copper, total [as Cu]daily maximumreport only (mg/L)all year008
Copper, total [as Cu]daily maximumreport only (mg/L)all year008
Iron, total [as Fe]30-day average≤ 3 mg/Lall year008
Iron, total [as Fe]30-day average≤ 3 mg/Lall year008
Iron, total [as Fe]30-day average≤ 3 mg/Lall year008
Iron, total [as Fe]30-day average≤ 3 mg/Lall year008
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year008
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year008
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year008
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year008
Lead, total [as Pb]daily maximumreport only (mg/L)all year008
Lead, total [as Pb]daily maximumreport only (mg/L)all year008
Manganese, total [as Mn]30-day average≤ 2 mg/Lall year008
Manganese, total [as Mn]30-day average≤ 2 mg/Lall year008
Manganese, total [as Mn]30-day average≤ 2 mg/Lall year008
Manganese, total [as Mn]30-day average≤ 2 mg/Lall year008
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year008
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year008
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year008
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year008
Manganese, total [as Mn]daily maximumreport only (mg/L)all year008
Manganese, total [as Mn]daily maximumreport only (mg/L)all year008
Nickel, total [as Ni]daily maximumreport only (mg/L)all year008
Nickel, total [as Ni]daily maximumreport only (mg/L)all year008
Silver, total [as Ag]daily maximumreport only (mg/L)all year008
Silver, total [as Ag]daily maximumreport only (mg/L)all year008
Zinc, total [as Zn]daily maximumreport only (mg/L)all year008
Zinc, total [as Zn]daily maximumreport only (mg/L)all year008
Selenium, total [as Se]daily maximumreport only (ug/L)all year008
Selenium, total [as Se]daily maximumreport only (ug/L)all year008
Phenolics, total recoverabledaily maximumreport only (mg/L)all year008
Phenolics, total recoverabledaily maximumreport only (mg/L)all year008
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year008
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year008
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year008
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year008
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year008
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year008
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year008
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year008
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year008
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year008
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year008
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year008
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year008
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year008
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year008
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year008
Mercury, total [as Hg]daily maximumreport only (ng/L)all year008
Mercury, total [as Hg]daily maximumreport only (ng/L)all year008
pHminimum≥ 6.5 SUall year009
pHminimum≥ 6.5 SUall year009
pHquarterly minimum≥ 6 SUall year009
pHquarterly minimum≥ 6 SUall year009
pHminimum≥ 6.5 SUall year009
pHminimum≥ 6.5 SUall year009
pHquarterly minimum≥ 6 SUall year009
pHquarterly minimum≥ 6 SUall year009
pHmaximum≤ 9 SUall year009
pHmaximum≤ 9 SUall year009
pHquarterly maximum≤ 9 SUall year009
pHquarterly maximum≤ 9 SUall year009
pHmaximum≤ 9 SUall year009
pHmaximum≤ 9 SUall year009
pHquarterly maximum≤ 9 SUall year009
pHquarterly maximum≤ 9 SUall year009
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year009
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year009
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year009
Alkalinity, total [as CaCO3]daily maximumreport only (mg/L)all year009
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year009
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year009
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year009
Acidity, total [as CaCO3]daily maximumreport only (mg/L)all year009
Solids, total suspended30-day average≤ 35 mg/Lall year009
Solids, total suspended30-day average≤ 35 mg/Lall year009
Solids, total suspended30-day average≤ 35 mg/Lall year009
Solids, total suspended30-day average≤ 35 mg/Lall year009
Solids, total suspendeddaily maximum≤ 70 mg/Lall year009
Solids, total suspendeddaily maximum≤ 70 mg/Lall year009
Solids, total suspendeddaily maximum≤ 70 mg/Lall year009
Solids, total suspendeddaily maximum≤ 70 mg/Lall year009
Solids, settleablequarterly maximum≤ .5 mL/Lall year009
Solids, settleablequarterly maximum≤ .5 mL/Lall year009
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year009
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year009
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year009
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year009
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year009
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year009
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year009
Hardness, total [as CaCO3]quarterly maximumreport only (mg/L)all year009
Chloride [as Cl]daily maximum≤ 500 mg/Lall year009
Chloride [as Cl]daily maximum≤ 500 mg/Lall year009
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year009
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year009
Chloride [as Cl]daily maximum≤ 500 mg/Lall year009
Chloride [as Cl]daily maximum≤ 500 mg/Lall year009
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year009
Chloride [as Cl]quarterly maximum≤ 500 mg/Lall year009
Sulfate, total [as SO4]daily maximum≤ 2000 mg/Lall year009
Sulfate, total [as SO4]daily maximum≤ 2000 mg/Lall year009
Sulfate, total [as SO4]quarterly maximum≤ 2000 mg/Lall year009
Sulfate, total [as SO4]quarterly maximum≤ 2000 mg/Lall year009
Sulfate, total [as SO4]daily maximum≤ 2000 mg/Lall year009
Sulfate, total [as SO4]daily maximum≤ 2000 mg/Lall year009
Sulfate, total [as SO4]quarterly maximum≤ 2000 mg/Lall year009
Sulfate, total [as SO4]quarterly maximum≤ 2000 mg/Lall year009
Arsenic, total [as As]daily maximumreport only (mg/L)all year009
Arsenic, total [as As]daily maximumreport only (mg/L)all year009
Barium, total [as Ba]daily maximumreport only (mg/L)all year009
Barium, total [as Ba]daily maximumreport only (mg/L)all year009
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year009
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year009
Chromium, hexavalent [as Cr]daily maximumreport only (mg/L)all year009
Chromium, hexavalent [as Cr]daily maximumreport only (mg/L)all year009
Chromium, total [as Cr]daily maximumreport only (mg/L)all year009
Chromium, total [as Cr]daily maximumreport only (mg/L)all year009
Copper, total [as Cu]daily maximumreport only (mg/L)all year009
Copper, total [as Cu]daily maximumreport only (mg/L)all year009
Iron, total [as Fe]30-day average≤ 3 mg/Lall year009
Iron, total [as Fe]30-day average≤ 3 mg/Lall year009
Iron, total [as Fe]30-day average≤ 3 mg/Lall year009
Iron, total [as Fe]30-day average≤ 3 mg/Lall year009
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year009
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year009
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year009
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year009
Lead, total [as Pb]daily maximumreport only (mg/L)all year009
Lead, total [as Pb]daily maximumreport only (mg/L)all year009
Manganese, total [as Mn]30-day average≤ 2 mg/Lall year009
Manganese, total [as Mn]30-day average≤ 2 mg/Lall year009
Manganese, total [as Mn]30-day average≤ 2 mg/Lall year009
Manganese, total [as Mn]30-day average≤ 2 mg/Lall year009
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year009
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year009
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year009
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year009
Manganese, total [as Mn]daily maximumreport only (mg/L)all year009
Manganese, total [as Mn]daily maximumreport only (mg/L)all year009
Nickel, total [as Ni]daily maximumreport only (mg/L)all year009
Nickel, total [as Ni]daily maximumreport only (mg/L)all year009
Silver, total [as Ag]daily maximumreport only (mg/L)all year009
Silver, total [as Ag]daily maximumreport only (mg/L)all year009
Zinc, total [as Zn]daily maximumreport only (mg/L)all year009
Zinc, total [as Zn]daily maximumreport only (mg/L)all year009
Selenium, total [as Se]daily maximumreport only (ug/L)all year009
Selenium, total [as Se]daily maximumreport only (ug/L)all year009
Phenolics, total recoverabledaily maximumreport only (mg/L)all year009
Phenolics, total recoverabledaily maximumreport only (mg/L)all year009
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year009
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year009
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year009
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year009
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year009
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year009
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year009
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year009
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year009
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year009
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year009
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year009
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year009
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year009
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year009
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year009
Mercury, total [as Hg]daily maximumreport only (ng/L)all year009
Mercury, total [as Hg]daily maximumreport only (ng/L)all year009

How strict are these limits?

Cited limits by parameter: Illinois's rules and the federal ones.

Same industry: the 56 Coal Mining permits in Illinois.

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Your permit document is the final word. As JSON: /api/v1/permits/IL0077658 · MCP: https://passage-data.com/mcp